Commit | Line | Data |
---|---|---|
3f930d20 | 1 | /* Definitions and headers for communication with X protocol. |
0b5538bd | 2 | Copyright (C) 1989, 1993, 1994, 1998, 1999, 2000, 2001, 2002, 2003, |
4e6835db | 3 | 2004, 2005, 2006, 2007 Free Software Foundation, Inc. |
3f930d20 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
4e027793 | 9 | the Free Software Foundation; either version 2, or (at your option) |
3f930d20 JB |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
4fc5845f LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. */ | |
3f930d20 | 21 | |
3f930d20 JB |
22 | #include <X11/Xlib.h> |
23 | #include <X11/cursorfont.h> | |
dbb37962 KS |
24 | |
25 | /* Include Xutil.h after keysym.h to work around a bug that prevents | |
26 | correct recognition of AltGr key in some X versions. */ | |
27 | ||
3f930d20 | 28 | #include <X11/keysym.h> |
7ba426fb | 29 | #include <X11/Xutil.h> |
dbb37962 | 30 | |
3f930d20 JB |
31 | #include <X11/Xatom.h> |
32 | #include <X11/Xresource.h> | |
3f930d20 | 33 | |
0be31d57 RS |
34 | #ifdef USE_X_TOOLKIT |
35 | #include <X11/StringDefs.h> | |
36 | #include <X11/IntrinsicP.h> /* CoreP.h needs this */ | |
37 | #include <X11/CoreP.h> /* foul, but we need this to use our own | |
177c0ea7 | 38 | window inside a widget instead of one |
0be31d57 RS |
39 | that Xt creates... */ |
40 | #include <X11/StringDefs.h> | |
488dd4c4 JD |
41 | |
42 | typedef Widget xt_or_gtk_widget; | |
43 | #endif | |
44 | ||
45 | #ifdef USE_GTK | |
46 | #include <gtk/gtk.h> | |
47 | #include <gdk/gdkx.h> | |
48 | ||
49 | /* Some definitions to reduce conditionals. */ | |
50 | typedef GtkWidget *xt_or_gtk_widget; | |
51 | #define XtParent(x) (gtk_widget_get_parent (x)) | |
58e91b77 | 52 | #undef XSync |
3aca2078 JD |
53 | #define XSync(d, b) do { gdk_window_process_all_updates (); \ |
54 | XSync (d, b); } while (0) | |
cc68f410 | 55 | |
488dd4c4 | 56 | |
58e91b77 | 57 | #endif /* USE_GTK */ |
0be31d57 | 58 | |
579dd4be RS |
59 | \f |
60 | /* Bookkeeping to distinguish X versions. */ | |
ef15f270 | 61 | |
d2729198 JB |
62 | /* HAVE_X11R4 is defined if we have the features of X11R4. It should |
63 | be defined when we're using X11R5, since X11R5 has the features of | |
64 | X11R4. If, in the future, we find we need more of these flags | |
65 | (HAVE_X11R5, for example), code should always be written to test | |
66 | the most recent flag first: | |
67 | ||
68 | #ifdef HAVE_X11R5 | |
69 | ... | |
70 | #elif HAVE_X11R4 | |
71 | ... | |
72 | #elif HAVE_X11 | |
73 | ... | |
74 | #endif | |
75 | ||
76 | If you ever find yourself writing a "#ifdef HAVE_FOO" clause that | |
77 | looks a lot like another one, consider moving the text into a macro | |
78 | whose definition is configuration-dependent, but whose usage is | |
79 | universal - like the stuff in systime.h. | |
80 | ||
81 | It turns out that we can auto-detect whether we're being compiled | |
ef15f270 JB |
82 | with X11R3 or X11R4 by looking for the flag macros for R4 structure |
83 | members that R3 doesn't have. */ | |
84 | #ifdef PBaseSize | |
3fe53836 RS |
85 | /* AIX 3.1's X is somewhere between X11R3 and X11R4. It has |
86 | PBaseSize, but not XWithdrawWindow, XSetWMName, XSetWMNormalHints, | |
177c0ea7 | 87 | XSetWMIconName. |
48508a3a FP |
88 | AIX 3.2 is at least X11R4. */ |
89 | #if (!defined AIX) || (defined AIX3_2) | |
ef15f270 JB |
90 | #define HAVE_X11R4 |
91 | #endif | |
3fe53836 | 92 | #endif |
ef15f270 | 93 | |
b1b57843 | 94 | #ifdef HAVE_X11R5 |
673fea7a RS |
95 | /* In case someone has X11R5 on AIX 3.1, |
96 | make sure HAVE_X11R4 is defined as well as HAVE_X11R5. */ | |
97 | #define HAVE_X11R4 | |
6bde6341 | 98 | #endif |
cfc57cea | 99 | |
9c763cca | 100 | #ifdef HAVE_X_I18N |
cfc57cea RS |
101 | #include <X11/Xlocale.h> |
102 | #endif | |
579dd4be RS |
103 | \f |
104 | #define BLACK_PIX_DEFAULT(f) BlackPixel (FRAME_X_DISPLAY (f), \ | |
105 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
106 | #define WHITE_PIX_DEFAULT(f) WhitePixel (FRAME_X_DISPLAY (f), \ | |
107 | XScreenNumberOfScreen (FRAME_X_SCREEN (f))) | |
3f930d20 JB |
108 | |
109 | #define FONT_WIDTH(f) ((f)->max_bounds.width) | |
110 | #define FONT_HEIGHT(f) ((f)->ascent + (f)->descent) | |
111 | #define FONT_BASE(f) ((f)->ascent) | |
fde8984c | 112 | #define FONT_DESCENT(f) ((f)->descent) |
3f930d20 | 113 | |
3f930d20 | 114 | /* The mask of events that text windows always want to receive. This |
d2f764d0 RS |
115 | includes mouse movement events, since handling the mouse-font text property |
116 | means that we must track mouse motion all the time. */ | |
3f930d20 JB |
117 | |
118 | #define STANDARD_EVENT_SET \ | |
119 | (KeyPressMask \ | |
120 | | ExposureMask \ | |
121 | | ButtonPressMask \ | |
8828b393 JB |
122 | | ButtonReleaseMask \ |
123 | | PointerMotionMask \ | |
3f930d20 JB |
124 | | StructureNotifyMask \ |
125 | | FocusChangeMask \ | |
126 | | LeaveWindowMask \ | |
127 | | EnterWindowMask \ | |
128 | | VisibilityChangeMask) | |
129 | ||
e964ed22 RS |
130 | /* Structure recording X pixmap and reference count. |
131 | If REFCOUNT is 0 then this record is free to be reused. */ | |
132 | ||
133 | struct x_bitmap_record | |
134 | { | |
135 | Pixmap pixmap; | |
1552d1ea | 136 | int have_mask; |
adbb56cb | 137 | Pixmap mask; |
e964ed22 RS |
138 | char *file; |
139 | int refcount; | |
140 | /* Record some info about this pixmap. */ | |
141 | int height, width, depth; | |
142 | }; | |
b242af88 RS |
143 | \f |
144 | /* For each X display, we have a structure that records | |
145 | information about it. */ | |
3f930d20 | 146 | |
579dd4be | 147 | struct x_display_info |
b242af88 | 148 | { |
e964ed22 | 149 | /* Chain of all x_display_info structures. */ |
579dd4be | 150 | struct x_display_info *next; |
177c0ea7 | 151 | |
579dd4be RS |
152 | /* Connection number (normally a file descriptor number). */ |
153 | int connection; | |
177c0ea7 | 154 | |
b242af88 | 155 | /* This says how to access this display in Xlib. */ |
579dd4be | 156 | Display *display; |
177c0ea7 | 157 | |
e964ed22 RS |
158 | /* This is a cons cell of the form (NAME . FONT-LIST-CACHE). |
159 | The same cons cell also appears in x_display_name_list. */ | |
160 | Lisp_Object name_list_element; | |
177c0ea7 | 161 | |
b242af88 RS |
162 | /* Number of frames that are on this display. */ |
163 | int reference_count; | |
177c0ea7 | 164 | |
579dd4be RS |
165 | /* The Screen this connection is connected to. */ |
166 | Screen *screen; | |
a8cc2c53 GM |
167 | |
168 | /* Dots per inch of the screen. */ | |
169 | double resx, resy; | |
177c0ea7 | 170 | |
579dd4be RS |
171 | /* The Visual being used for this display. */ |
172 | Visual *visual; | |
7353f3a3 | 173 | |
baf10d8f | 174 | /* The colormap being used. */ |
7353f3a3 | 175 | Colormap cmap; |
177c0ea7 | 176 | |
2f4a048d | 177 | /* Number of planes on this screen. */ |
579dd4be | 178 | int n_planes; |
177c0ea7 | 179 | |
579dd4be RS |
180 | /* Dimensions of this screen. */ |
181 | int height, width; | |
177c0ea7 | 182 | |
579dd4be RS |
183 | /* Mask of things that cause the mouse to be grabbed. */ |
184 | int grabbed; | |
177c0ea7 | 185 | |
579dd4be RS |
186 | /* Emacs bitmap-id of the default icon bitmap for this frame. |
187 | Or -1 if none has been allocated yet. */ | |
188 | int icon_bitmap_id; | |
177c0ea7 | 189 | |
579dd4be RS |
190 | /* The root window of this screen. */ |
191 | Window root_window; | |
177c0ea7 | 192 | |
231d6cfb JD |
193 | /* Client leader window. */ |
194 | Window client_leader_window; | |
195 | ||
e964ed22 RS |
196 | /* The cursor to use for vertical scroll bars. */ |
197 | Cursor vertical_scroll_bar_cursor; | |
177c0ea7 | 198 | |
810f2256 JD |
199 | #ifdef USE_GTK |
200 | /* The GDK cursor for scroll bars and popup menus. */ | |
201 | GdkCursor *xg_cursor; | |
202 | #endif | |
203 | ||
579dd4be RS |
204 | /* X Resource data base */ |
205 | XrmDatabase xrdb; | |
206 | ||
e964ed22 RS |
207 | /* A table of all the fonts we have already loaded. */ |
208 | struct font_info *font_table; | |
209 | ||
210 | /* The current capacity of x_font_table. */ | |
211 | int font_table_size; | |
212 | ||
a8cc2c53 GM |
213 | /* Minimum width over all characters in all fonts in font_table. */ |
214 | int smallest_char_width; | |
215 | ||
216 | /* Minimum font height over all fonts in font_table. */ | |
217 | int smallest_font_height; | |
218 | ||
e964ed22 RS |
219 | /* Reusable Graphics Context for drawing a cursor in a non-default face. */ |
220 | GC scratch_cursor_gc; | |
221 | ||
a8cc2c53 GM |
222 | /* These variables describe the range of text currently shown in its |
223 | mouse-face, together with the window they apply to. As long as | |
224 | the mouse stays within this range, we need not redraw anything on | |
225 | its account. Rows and columns are glyph matrix positions in | |
226 | MOUSE_FACE_WINDOW. */ | |
e964ed22 | 227 | int mouse_face_beg_row, mouse_face_beg_col; |
a8cc2c53 | 228 | int mouse_face_beg_x, mouse_face_beg_y; |
e964ed22 | 229 | int mouse_face_end_row, mouse_face_end_col; |
a8cc2c53 | 230 | int mouse_face_end_x, mouse_face_end_y; |
e964ed22 RS |
231 | int mouse_face_past_end; |
232 | Lisp_Object mouse_face_window; | |
233 | int mouse_face_face_id; | |
59affd2f | 234 | Lisp_Object mouse_face_overlay; |
e964ed22 RS |
235 | |
236 | /* 1 if a mouse motion event came and we didn't handle it right away because | |
237 | gc was in progress. */ | |
238 | int mouse_face_deferred_gc; | |
239 | ||
240 | /* FRAME and X, Y position of mouse when last checked for | |
241 | highlighting. X and Y can be negative or out of range for the frame. */ | |
242 | struct frame *mouse_face_mouse_frame; | |
243 | int mouse_face_mouse_x, mouse_face_mouse_y; | |
244 | ||
245 | /* Nonzero means defer mouse-motion highlighting. */ | |
246 | int mouse_face_defer; | |
247 | ||
64421b63 KS |
248 | /* Nonzero means that the mouse highlight should not be shown. */ |
249 | int mouse_face_hidden; | |
250 | ||
a8cc2c53 GM |
251 | int mouse_face_image_state; |
252 | ||
e964ed22 RS |
253 | char *x_id_name; |
254 | ||
255 | /* The number of fonts actually stored in x_font_table. | |
a8cc2c53 GM |
256 | font_table[n] is used and valid iff 0 <= n < n_fonts. 0 <= |
257 | n_fonts <= font_table_size and font_table[i].name != 0. */ | |
e964ed22 RS |
258 | int n_fonts; |
259 | ||
260 | /* Pointer to bitmap records. */ | |
261 | struct x_bitmap_record *bitmaps; | |
262 | ||
263 | /* Allocated size of bitmaps field. */ | |
264 | int bitmaps_size; | |
265 | ||
266 | /* Last used bitmap index. */ | |
267 | int bitmaps_last; | |
268 | ||
579dd4be RS |
269 | /* Which modifier keys are on which modifier bits? |
270 | ||
271 | With each keystroke, X returns eight bits indicating which modifier | |
272 | keys were held down when the key was pressed. The interpretation | |
273 | of the top five modifier bits depends on what keys are attached | |
274 | to them. If the Meta_L and Meta_R keysyms are on mod5, then mod5 | |
275 | is the meta bit. | |
276 | ||
277 | meta_mod_mask is a mask containing the bits used for the meta key. | |
278 | It may have more than one bit set, if more than one modifier bit | |
279 | has meta keys on it. Basically, if EVENT is a KeyPress event, | |
280 | the meta key is pressed if (EVENT.state & meta_mod_mask) != 0. | |
281 | ||
282 | shift_lock_mask is LockMask if the XK_Shift_Lock keysym is on the | |
283 | lock modifier bit, or zero otherwise. Non-alphabetic keys should | |
284 | only be affected by the lock modifier bit if XK_Shift_Lock is in | |
285 | use; XK_Caps_Lock should only affect alphabetic keys. With this | |
286 | arrangement, the lock modifier should shift the character if | |
287 | (EVENT.state & shift_lock_mask) != 0. */ | |
288 | int meta_mod_mask, shift_lock_mask; | |
289 | ||
290 | /* These are like meta_mod_mask, but for different modifiers. */ | |
291 | int alt_mod_mask, super_mod_mask, hyper_mod_mask; | |
292 | ||
293 | /* Communication with window managers. */ | |
294 | Atom Xatom_wm_protocols; | |
177c0ea7 | 295 | |
579dd4be RS |
296 | /* Kinds of protocol things we may receive. */ |
297 | Atom Xatom_wm_take_focus; | |
298 | Atom Xatom_wm_save_yourself; | |
299 | Atom Xatom_wm_delete_window; | |
177c0ea7 | 300 | |
579dd4be RS |
301 | /* Atom for indicating window state to the window manager. */ |
302 | Atom Xatom_wm_change_state; | |
177c0ea7 | 303 | |
579dd4be RS |
304 | /* Other WM communication */ |
305 | Atom Xatom_wm_configure_denied; /* When our config request is denied */ | |
306 | Atom Xatom_wm_window_moved; /* When the WM moves us. */ | |
231d6cfb | 307 | Atom Xatom_wm_client_leader; /* Id of client leader window. */ |
177c0ea7 | 308 | |
579dd4be RS |
309 | /* EditRes protocol */ |
310 | Atom Xatom_editres; | |
311 | ||
312 | /* More atoms, which are selection types. */ | |
313 | Atom Xatom_CLIPBOARD, Xatom_TIMESTAMP, Xatom_TEXT, Xatom_DELETE, | |
18538ab3 | 314 | Xatom_COMPOUND_TEXT, Xatom_UTF8_STRING, |
579dd4be RS |
315 | Xatom_MULTIPLE, Xatom_INCR, Xatom_EMACS_TMP, Xatom_TARGETS, Xatom_NULL, |
316 | Xatom_ATOM_PAIR; | |
adb572fb | 317 | |
7b341ec2 | 318 | /* More atoms for font properties. The last three are private |
adb572fb | 319 | properties, see the comments in src/fontset.h. */ |
7e2d9efd | 320 | Atom Xatom_PIXEL_SIZE, Xatom_AVERAGE_WIDTH, |
7b341ec2 KH |
321 | Xatom_MULE_BASELINE_OFFSET, Xatom_MULE_RELATIVE_COMPOSE, |
322 | Xatom_MULE_DEFAULT_ASCENT; | |
adb572fb | 323 | |
a8cc2c53 GM |
324 | /* More atoms for Ghostscript support. */ |
325 | Atom Xatom_DONE, Xatom_PAGE; | |
326 | ||
327 | /* Atom used in toolkit scroll bar client messages. */ | |
328 | Atom Xatom_Scrollbar; | |
329 | ||
6909e850 | 330 | #ifdef MULTI_KBOARD |
e47a168b | 331 | struct kboard *kboard; |
6909e850 | 332 | #endif |
256d5bf6 | 333 | int cut_buffers_initialized; /* Whether we're sure they all exist */ |
2820e308 KH |
334 | |
335 | /* The frame (if any) which has the X window that has keyboard focus. | |
336 | Zero if none. This is examined by Ffocus_frame in xfns.c. Note | |
337 | that a mere EnterNotify event can set this; if you need to know the | |
338 | last frame specified in a FocusIn or FocusOut event, use | |
339 | x_focus_event_frame. */ | |
340 | struct frame *x_focus_frame; | |
341 | ||
342 | /* The last frame mentioned in a FocusIn or FocusOut event. This is | |
343 | separate from x_focus_frame, because whether or not LeaveNotify | |
344 | events cause us to lose focus depends on whether or not we have | |
345 | received a FocusIn event for it. */ | |
346 | struct frame *x_focus_event_frame; | |
347 | ||
348 | /* The frame which currently has the visual highlight, and should get | |
349 | keyboard input (other sorts of input have the frame encoded in the | |
350 | event). It points to the X focus frame's selected window's | |
351 | frame. It differs from x_focus_frame when we're using a global | |
352 | minibuffer. */ | |
353 | struct frame *x_highlight_frame; | |
adb572fb KH |
354 | |
355 | /* The null pixel used for filling a character background with | |
356 | background color of a gc. */ | |
357 | Pixmap null_pixel; | |
a8cc2c53 GM |
358 | |
359 | /* The gray pixmap. */ | |
360 | Pixmap gray; | |
361 | ||
362 | /* Cache of images. */ | |
363 | struct image_cache *image_cache; | |
1c815a24 GM |
364 | |
365 | #ifdef HAVE_X_I18N | |
366 | /* XIM (X Input method). */ | |
367 | XIM xim; | |
368 | XIMStyles *xim_styles; | |
369 | #endif | |
70772ed1 GM |
370 | |
371 | /* If non-null, a cache of the colors in the color map. Don't | |
372 | use this directly, call x_color_cells instead. */ | |
373 | XColor *color_cells; | |
374 | int ncolor_cells; | |
9d35adc7 | 375 | |
c1f0671a | 376 | /* Bits and shifts to use to compose pixel values on TrueColor visuals. */ |
9d35adc7 JD |
377 | int red_bits, blue_bits, green_bits; |
378 | int red_offset, blue_offset, green_offset; | |
c1f0671a JD |
379 | |
380 | /* The type of window manager we have. If we move FRAME_OUTER_WINDOW | |
381 | to x/y 0/0, some window managers (type A) puts the window manager | |
382 | decorations outside the screen and FRAME_OUTER_WINDOW exactly at 0/0. | |
383 | Other window managers (type B) puts the window including decorations | |
384 | at 0/0, so FRAME_OUTER_WINDOW is a bit below 0/0. | |
385 | Record the type of WM in use so we can compensate for type A WMs. */ | |
386 | enum | |
387 | { | |
388 | X_WMTYPE_UNKNOWN, | |
389 | X_WMTYPE_A, | |
390 | X_WMTYPE_B | |
391 | } wm_type; | |
9f562c51 JD |
392 | |
393 | ||
b74772d4 JD |
394 | /* Atoms that are drag and drop atoms */ |
395 | Atom *x_dnd_atoms; | |
396 | size_t x_dnd_atoms_size; | |
397 | size_t x_dnd_atoms_length; | |
398 | ||
287110f5 JD |
399 | /* Extended window manager hints, Atoms supported by the window manager */ |
400 | Atom *net_supported_atoms; | |
401 | int nr_net_supported_atoms; | |
402 | Window net_supported_window; | |
b242af88 | 403 | }; |
579dd4be | 404 | |
7ad6faa7 DL |
405 | #ifdef HAVE_X_I18N |
406 | /* Whether or not to use XIM if we have it. */ | |
407 | extern int use_xim; | |
408 | #endif | |
409 | ||
952291d9 GM |
410 | /* This checks to make sure we have a display. */ |
411 | extern void check_x P_ ((void)); | |
412 | ||
413 | extern struct frame *x_window_to_frame P_ ((struct x_display_info *, int)); | |
414 | ||
488dd4c4 | 415 | #if defined (USE_X_TOOLKIT) || defined (USE_GTK) |
952291d9 GM |
416 | extern struct frame *x_any_window_to_frame P_ ((struct x_display_info *, int)); |
417 | extern struct frame *x_non_menubar_window_to_frame P_ ((struct x_display_info *, int)); | |
418 | extern struct frame *x_top_window_to_frame P_ ((struct x_display_info *, int)); | |
419 | #endif | |
420 | ||
579dd4be RS |
421 | /* This is a chain of structures for all the X displays currently in use. */ |
422 | extern struct x_display_info *x_display_list; | |
423 | ||
e964ed22 RS |
424 | /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE), |
425 | one for each element of x_display_list and in the same order. | |
426 | NAME is the name of the frame. | |
427 | FONT-LIST-CACHE records previous values returned by x-list-fonts. */ | |
428 | extern Lisp_Object x_display_name_list; | |
429 | ||
adb572fb KH |
430 | /* Regexp matching a font name whose width is the same as `PIXEL_SIZE'. */ |
431 | extern Lisp_Object Vx_pixel_size_width_font_regexp; | |
432 | ||
952291d9 GM |
433 | extern struct x_display_info *x_display_info_for_display P_ ((Display *)); |
434 | extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object)); | |
579dd4be | 435 | |
952291d9 | 436 | extern struct x_display_info *x_term_init P_ ((Lisp_Object, char *, char *)); |
a3975074 | 437 | extern int x_display_ok P_ ((const char *)); |
adb572fb | 438 | |
a8cc2c53 | 439 | extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int)); |
3997f048 | 440 | extern void select_visual P_ ((struct x_display_info *)); |
952291d9 GM |
441 | extern struct font_info *x_get_font_info P_ ((struct frame *f, int)); |
442 | extern struct font_info *x_load_font P_ ((struct frame *, char *, int)); | |
443 | extern struct font_info *x_query_font P_ ((struct frame *, char *)); | |
444 | extern void x_find_ccl_program P_ ((struct font_info *)); | |
b242af88 | 445 | \f |
f39d1692 RS |
446 | /* Each X frame object points to its own struct x_output object |
447 | in the output_data.x field. The x_output structure contains | |
3f930d20 JB |
448 | the information that is specific to X windows. */ |
449 | ||
f39d1692 | 450 | struct x_output |
3f930d20 | 451 | { |
ab6c5d93 KH |
452 | /* Height of menu bar widget, in pixels. |
453 | Zero if not using the X toolkit. | |
454 | When using the toolkit, this value is not meaningful | |
455 | if the menubar is turned off. */ | |
456 | int menubar_height; | |
457 | ||
488dd4c4 JD |
458 | /* Height of tool bar widget, in pixels. |
459 | Zero if not using an external tool bar. */ | |
460 | int toolbar_height; | |
461 | ||
f3942238 | 462 | /* The tiled border used when the mouse is out of the frame. */ |
3f930d20 JB |
463 | Pixmap border_tile; |
464 | ||
f3942238 | 465 | /* Here are the Graphics Contexts for the default font. */ |
3f930d20 JB |
466 | GC normal_gc; /* Normal video */ |
467 | GC reverse_gc; /* Reverse video */ | |
468 | GC cursor_gc; /* cursor drawing */ | |
3f930d20 | 469 | |
f676886a JB |
470 | /* The X window used for this frame. |
471 | May be zero while the frame object is being created | |
3f930d20 JB |
472 | and the X window has not yet been created. */ |
473 | Window window_desc; | |
474 | ||
475 | /* The X window used for the bitmap icon; | |
476 | or 0 if we don't have a bitmap icon. */ | |
477 | Window icon_desc; | |
478 | ||
479 | /* The X window that is the parent of this X window. | |
dcc98b56 RS |
480 | Usually this is a window that was made by the window manager, |
481 | but it can be the root window, and it can be explicitly specified | |
482 | (see the explicit_parent field, below). */ | |
3f930d20 JB |
483 | Window parent_desc; |
484 | ||
0be31d57 RS |
485 | #ifdef USE_X_TOOLKIT |
486 | /* The widget of this screen. This is the window of a "shell" widget. */ | |
487 | Widget widget; | |
488 | /* The XmPanedWindows... */ | |
489 | Widget column_widget; | |
490 | /* The widget of the edit portion of this screen; the window in | |
491 | "window_desc" is inside of this. */ | |
492 | Widget edit_widget; | |
493 | ||
494 | Widget menubar_widget; | |
495 | #endif | |
496 | ||
488dd4c4 JD |
497 | #ifdef USE_GTK |
498 | /* The widget of this screen. This is the window of a top widget. */ | |
499 | GtkWidget *widget; | |
500 | /* The widget of the edit portion of this screen; the window in | |
501 | "window_desc" is inside of this. */ | |
502 | GtkWidget *edit_widget; | |
503 | /* The widget used for laying out widgets vertically. */ | |
504 | GtkWidget *vbox_widget; | |
505 | /* The menubar in this frame. */ | |
506 | GtkWidget *menubar_widget; | |
507 | /* The tool bar in this frame */ | |
508 | GtkWidget *toolbar_widget; | |
509 | /* The handle box that makes the tool bar detachable. */ | |
510 | GtkWidget *handlebox_widget; | |
e0910857 JD |
511 | /* Non-zero if the tool bar is detached. */ |
512 | int toolbar_detached; | |
177c0ea7 | 513 | |
488dd4c4 JD |
514 | /* The last size hints set. */ |
515 | GdkGeometry size_hints; | |
516 | long hint_flags; | |
517 | #endif | |
518 | ||
78c3981d RS |
519 | /* If >=0, a bitmap index. The indicated bitmap is used for the |
520 | icon. */ | |
521 | int icon_bitmap; | |
3f930d20 | 522 | |
adb572fb | 523 | /* Default ASCII font of this frame. */ |
579dd4be | 524 | XFontStruct *font; |
3f930d20 | 525 | |
b6c3d034 KH |
526 | /* The baseline offset of the default ASCII font. */ |
527 | int baseline_offset; | |
adb572fb KH |
528 | |
529 | /* If a fontset is specified for this frame instead of font, this | |
530 | value contains an ID of the fontset, else -1. */ | |
531 | int fontset; | |
532 | ||
3f930d20 JB |
533 | /* Pixel values used for various purposes. |
534 | border_pixel may be -1 meaning use a gray tile. */ | |
579dd4be RS |
535 | unsigned long background_pixel; |
536 | unsigned long foreground_pixel; | |
537 | unsigned long cursor_pixel; | |
538 | unsigned long border_pixel; | |
539 | unsigned long mouse_pixel; | |
540 | unsigned long cursor_foreground_pixel; | |
3f930d20 | 541 | |
a8cc2c53 GM |
542 | /* Foreground color for scroll bars. A value of -1 means use the |
543 | default (black for non-toolkit scroll bars). */ | |
544 | unsigned long scroll_bar_foreground_pixel; | |
177c0ea7 | 545 | |
a8cc2c53 GM |
546 | /* Background color for scroll bars. A value of -1 means use the |
547 | default (background color of the frame for non-toolkit scroll | |
548 | bars). */ | |
549 | unsigned long scroll_bar_background_pixel; | |
550 | ||
f9fdaa6a MB |
551 | /* Top and bottom shadow colors for 3d toolkit scrollbars. -1 means |
552 | let the scroll compute them itself. */ | |
553 | unsigned long scroll_bar_top_shadow_pixel; | |
554 | unsigned long scroll_bar_bottom_shadow_pixel; | |
555 | ||
3f930d20 | 556 | /* Descriptor for the cursor in use for this window. */ |
3f930d20 JB |
557 | Cursor text_cursor; |
558 | Cursor nontext_cursor; | |
559 | Cursor modeline_cursor; | |
b11ce3ee | 560 | Cursor hand_cursor; |
5fa36066 | 561 | Cursor hourglass_cursor; |
5c2242ce | 562 | Cursor horizontal_drag_cursor; |
a8cc2c53 | 563 | |
5fa36066 GM |
564 | /* Window whose cursor is hourglass_cursor. This window is temporarily |
565 | mapped to display an hourglass cursor. */ | |
566 | Window hourglass_window; | |
177c0ea7 | 567 | |
5fa36066 GM |
568 | /* Non-zero means hourglass cursor is currently displayed. */ |
569 | unsigned hourglass_p : 1; | |
3f930d20 | 570 | |
f3942238 | 571 | /* Flag to set when the X window needs to be completely repainted. */ |
3f930d20 JB |
572 | int needs_exposure; |
573 | ||
ef15f270 JB |
574 | /* These are the current window manager hints. It seems that |
575 | XSetWMHints, when presented with an unset bit in the `flags' | |
576 | member of the hints structure, does not leave the corresponding | |
577 | attribute unchanged; rather, it resets that attribute to its | |
578 | default value. For example, unless you set the `icon_pixmap' | |
579 | field and the `IconPixmapHint' bit, XSetWMHints will forget what | |
580 | your icon pixmap was. This is rather troublesome, since some of | |
581 | the members (for example, `input' and `icon_pixmap') want to stay | |
582 | the same throughout the execution of Emacs. So, we keep this | |
583 | structure around, just leaving values in it and adding new bits | |
584 | to the mask as we go. */ | |
585 | XWMHints wm_hints; | |
c8e3cbe0 | 586 | |
b242af88 | 587 | /* This is the Emacs structure for the X display this frame is on. */ |
579dd4be | 588 | struct x_display_info *display_info; |
dcc98b56 | 589 | |
51057b1f | 590 | /* This is a button event that wants to activate the menubar. |
ff0113e7 KH |
591 | We save it here until the command loop gets to think about it. */ |
592 | XEvent *saved_menu_event; | |
51057b1f RS |
593 | |
594 | /* This is the widget id used for this frame's menubar in lwlib. */ | |
595 | #ifdef USE_X_TOOLKIT | |
596 | int id; | |
597 | #endif | |
598 | ||
dcc98b56 RS |
599 | /* Nonzero means our parent is another application's window |
600 | and was explicitly specified. */ | |
601 | char explicit_parent; | |
cbef58c0 KH |
602 | |
603 | /* Nonzero means tried already to make this frame visible. */ | |
604 | char asked_for_visible; | |
7b8d4a3f | 605 | |
4fe2b2b6 RS |
606 | /* Nonzero if this frame was ever previously visible. */ |
607 | char has_been_visible; | |
608 | ||
7b8d4a3f RS |
609 | #ifdef HAVE_X_I18N |
610 | /* Input context (currently, this means Compose key handler setup). */ | |
611 | XIC xic; | |
1c815a24 GM |
612 | XIMStyle xic_style; |
613 | XFontSet xic_xfs; | |
c27ed90a | 614 | char *xic_base_fontname; |
7b8d4a3f | 615 | #endif |
28f72798 | 616 | |
a8cc2c53 GM |
617 | /* Relief GCs, colors etc. */ |
618 | struct relief | |
619 | { | |
620 | GC gc; | |
621 | unsigned long pixel; | |
622 | int allocated_p; | |
623 | } | |
624 | black_relief, white_relief; | |
625 | ||
626 | /* The background for which the above relief GCs were set up. | |
627 | They are changed only when a different background is involved. */ | |
628 | unsigned long relief_background; | |
80de57df GM |
629 | |
630 | /* Xt waits for a ConfigureNotify event from the window manager in | |
631 | EmacsFrameSetCharSize when the shell widget is resized. For some | |
632 | window managers like fvwm2 2.2.5 and KDE 2.1 this event doesn't | |
633 | arrive for an unknown reason and Emacs hangs in Xt. If this is | |
634 | zero, tell Xt not to wait. */ | |
635 | int wait_for_wm; | |
d517010a | 636 | |
d517010a EZ |
637 | /* As x_pixels_diff, but to FRAME_OUTER_WINDOW. For some reason the |
638 | two might differ by a pixel, depending on WM */ | |
639 | int x_pixels_outer_diff; | |
177c0ea7 | 640 | |
d517010a EZ |
641 | /* As y_pixels_diff, but to FRAME_OUTER_WINDOW. In the toolkit version, |
642 | these may differ because this does not take into account possible | |
643 | menubar. y_pixels_diff is with menubar height included */ | |
644 | int y_pixels_outer_diff; | |
e5cd5390 JD |
645 | |
646 | /* Keep track of focus. May be EXPLICIT if we received a FocusIn for this | |
647 | frame, or IMPLICIT if we received an EnterNotify. | |
648 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
649 | int focus_state; | |
c1f0671a | 650 | |
068ae0fd JD |
651 | /* The offset we need to add to compensate for type A WMs. */ |
652 | int move_offset_top; | |
653 | int move_offset_left; | |
654 | ||
d692a3d5 JD |
655 | /* The frame's left/top offsets before we call XMoveWindow. See |
656 | x_check_expected_move. */ | |
657 | int left_before_move; | |
658 | int top_before_move; | |
d517010a EZ |
659 | }; |
660 | ||
b11ce3ee KS |
661 | #define No_Cursor (None) |
662 | ||
e5cd5390 JD |
663 | enum |
664 | { | |
665 | /* Values for focus_state, used as bit mask. | |
bf338245 | 666 | EXPLICIT means we received a FocusIn for the frame and know it has |
e5cd5390 JD |
667 | the focus. IMPLICIT means we recevied an EnterNotify and the frame |
668 | may have the focus if no window manager is running. | |
669 | FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */ | |
670 | FOCUS_NONE = 0, | |
671 | FOCUS_IMPLICIT = 1, | |
672 | FOCUS_EXPLICIT = 2 | |
673 | }; | |
674 | ||
675 | ||
fde8984c KS |
676 | /* Return the X output data for frame F. */ |
677 | #define FRAME_X_OUTPUT(f) ((f)->output_data.x) | |
678 | ||
dca3296e | 679 | /* Return the X window used for displaying data in frame F. */ |
f39d1692 | 680 | #define FRAME_X_WINDOW(f) ((f)->output_data.x->window_desc) |
d2729198 | 681 | |
dca3296e RS |
682 | /* Return the outermost X window associated with the frame F. */ |
683 | #ifdef USE_X_TOOLKIT | |
d517010a EZ |
684 | #define FRAME_OUTER_WINDOW(f) ((f)->output_data.x->widget ? \ |
685 | XtWindow ((f)->output_data.x->widget) : \ | |
686 | FRAME_X_WINDOW (f)) | |
dca3296e | 687 | #else |
488dd4c4 JD |
688 | #ifdef USE_GTK |
689 | #define GTK_WIDGET_TO_X_WIN(w) \ | |
690 | ((w) && (w)->window ? GDK_WINDOW_XWINDOW ((w)->window) : 0) | |
691 | ||
692 | #define FRAME_GTK_OUTER_WIDGET(f) ((f)->output_data.x->widget) | |
693 | #define FRAME_GTK_WIDGET(f) ((f)->output_data.x->edit_widget) | |
694 | #define FRAME_OUTER_WINDOW(f) \ | |
695 | (FRAME_GTK_OUTER_WIDGET (f) ? \ | |
696 | GTK_WIDGET_TO_X_WIN (FRAME_GTK_OUTER_WIDGET (f)) : \ | |
697 | FRAME_X_WINDOW (f)) | |
698 | ||
699 | #else /* !USE_GTK */ | |
dca3296e | 700 | #define FRAME_OUTER_WINDOW(f) (FRAME_X_WINDOW (f)) |
488dd4c4 | 701 | #endif /* !USE_GTK */ |
dca3296e RS |
702 | #endif |
703 | ||
488dd4c4 | 704 | |
f39d1692 | 705 | #define FRAME_FONT(f) ((f)->output_data.x->font) |
adb572fb | 706 | #define FRAME_FONTSET(f) ((f)->output_data.x->fontset) |
1c815a24 | 707 | #define FRAME_MENUBAR_HEIGHT(f) ((f)->output_data.x->menubar_height) |
488dd4c4 | 708 | #define FRAME_TOOLBAR_HEIGHT(f) ((f)->output_data.x->toolbar_height) |
fde8984c | 709 | #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.x->baseline_offset) |
a8cc2c53 | 710 | |
579dd4be | 711 | /* This gives the x_display_info structure for the display F is on. */ |
f39d1692 | 712 | #define FRAME_X_DISPLAY_INFO(f) ((f)->output_data.x->display_info) |
b242af88 RS |
713 | |
714 | /* This is the `Display *' which frame F is on. */ | |
579dd4be RS |
715 | #define FRAME_X_DISPLAY(f) (FRAME_X_DISPLAY_INFO (f)->display) |
716 | ||
717 | /* This is the `Screen *' which frame F is on. */ | |
718 | #define FRAME_X_SCREEN(f) (FRAME_X_DISPLAY_INFO (f)->screen) | |
9d536124 | 719 | #define FRAME_X_SCREEN_NUMBER(f) XScreenNumberOfScreen (FRAME_X_SCREEN (f)) |
b242af88 | 720 | |
7353f3a3 GM |
721 | /* This is the Visual which frame F is on. */ |
722 | #define FRAME_X_VISUAL(f) FRAME_X_DISPLAY_INFO (f)->visual | |
723 | ||
724 | /* This is the Colormap which frame F uses. */ | |
725 | #define FRAME_X_COLORMAP(f) FRAME_X_DISPLAY_INFO (f)->cmap | |
726 | ||
adb572fb KH |
727 | /* This is the 'font_info *' which frame F has. */ |
728 | #define FRAME_X_FONT_TABLE(f) (FRAME_X_DISPLAY_INFO (f)->font_table) | |
729 | ||
bf338245 JD |
730 | /* The difference in pixels between the top left corner of the |
731 | Emacs window (including possible window manager decorations) | |
732 | and FRAME_X_WINDOW (f). */ | |
733 | #define FRAME_OUTER_TO_INNER_DIFF_X(f) \ | |
734 | ((f)->output_data.x->x_pixels_outer_diff) | |
735 | #define FRAME_OUTER_TO_INNER_DIFF_Y(f) \ | |
736 | ((f)->output_data.x->y_pixels_outer_diff \ | |
488dd4c4 | 737 | + FRAME_MENUBAR_HEIGHT (f) + FRAME_TOOLBAR_HEIGHT (f)) |
bf338245 JD |
738 | |
739 | ||
7afa6068 | 740 | #define FRAME_XIC(f) ((f)->output_data.x->xic) |
1c815a24 GM |
741 | #define FRAME_X_XIM(f) (FRAME_X_DISPLAY_INFO (f)->xim) |
742 | #define FRAME_X_XIM_STYLES(f) (FRAME_X_DISPLAY_INFO (f)->xim_styles) | |
743 | #define FRAME_XIC_STYLE(f) ((f)->output_data.x->xic_style) | |
744 | #define FRAME_XIC_FONTSET(f) ((f)->output_data.x->xic_xfs) | |
c27ed90a | 745 | #define FRAME_XIC_BASE_FONTNAME(f) ((f)->output_data.x->xic_base_fontname) |
a8cc2c53 GM |
746 | |
747 | /* Value is the smallest width of any character in any font on frame F. */ | |
748 | ||
749 | #define FRAME_SMALLEST_CHAR_WIDTH(F) \ | |
750 | FRAME_X_DISPLAY_INFO(F)->smallest_char_width | |
751 | ||
752 | /* Value is the smallest height of any font on frame F. */ | |
753 | ||
754 | #define FRAME_SMALLEST_FONT_HEIGHT(F) \ | |
755 | FRAME_X_DISPLAY_INFO(F)->smallest_font_height | |
756 | ||
757 | /* Return a pointer to the image cache of frame F. */ | |
758 | ||
759 | #define FRAME_X_IMAGE_CACHE(F) FRAME_X_DISPLAY_INFO ((F))->image_cache | |
760 | ||
761 | \f | |
a3c87d4e | 762 | /* X-specific scroll bar stuff. */ |
c8e3cbe0 | 763 | |
a3c87d4e | 764 | /* We represent scroll bars as lisp vectors. This allows us to place |
4e027793 | 765 | references to them in windows without worrying about whether we'll |
a3c87d4e | 766 | end up with windows referring to dead scroll bars; the garbage |
4e027793 JB |
767 | collector will free it when its time comes. |
768 | ||
a3c87d4e | 769 | We use struct scroll_bar as a template for accessing fields of the |
4e027793 JB |
770 | vector. */ |
771 | ||
ae4a31d9 GM |
772 | struct scroll_bar |
773 | { | |
4e027793 | 774 | /* These fields are shared by all vectors. */ |
820b2ca2 | 775 | EMACS_INT size_from_Lisp_Vector_struct; |
4e027793 JB |
776 | struct Lisp_Vector *next_from_Lisp_Vector_struct; |
777 | ||
a3c87d4e | 778 | /* The window we're a scroll bar for. */ |
4e027793 | 779 | Lisp_Object window; |
c8e3cbe0 | 780 | |
a3c87d4e | 781 | /* The next and previous in the chain of scroll bars in this frame. */ |
4e027793 | 782 | Lisp_Object next, prev; |
c8e3cbe0 | 783 | |
a3c87d4e | 784 | /* The X window representing this scroll bar. Since this is a full |
4e027793 JB |
785 | 32-bit quantity, we store it split into two 32-bit values. */ |
786 | Lisp_Object x_window_low, x_window_high; | |
c8e3cbe0 | 787 | |
a3c87d4e | 788 | /* The position and size of the scroll bar in pixels, relative to the |
c8e3cbe0 | 789 | frame. */ |
4e027793 | 790 | Lisp_Object top, left, width, height; |
c8e3cbe0 | 791 | |
4e027793 JB |
792 | /* The starting and ending positions of the handle, relative to the |
793 | handle area (i.e. zero is the top position, not | |
a3c87d4e | 794 | SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle |
4e027793 | 795 | hasn't been drawn yet. |
c8e3cbe0 | 796 | |
4e027793 JB |
797 | These are not actually the locations where the beginning and end |
798 | are drawn; in order to keep handles from becoming invisible when | |
799 | editing large files, we establish a minimum height by always | |
a3c87d4e | 800 | drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below |
4e027793 JB |
801 | where they would be normally; the bottom and top are in a |
802 | different co-ordinate system. */ | |
803 | Lisp_Object start, end; | |
c8e3cbe0 | 804 | |
a3c87d4e | 805 | /* If the scroll bar handle is currently being dragged by the user, |
c8e3cbe0 JB |
806 | this is the number of pixels from the top of the handle to the |
807 | place where the user grabbed it. If the handle isn't currently | |
4e027793 JB |
808 | being dragged, this is Qnil. */ |
809 | Lisp_Object dragging; | |
c8e3cbe0 JB |
810 | }; |
811 | ||
a3c87d4e | 812 | /* The number of elements a vector holding a struct scroll_bar needs. */ |
35e5240a KH |
813 | #define SCROLL_BAR_VEC_SIZE \ |
814 | ((sizeof (struct scroll_bar) \ | |
815 | - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \ | |
4e027793 JB |
816 | / sizeof (Lisp_Object)) |
817 | ||
a3c87d4e | 818 | /* Turning a lisp vector value into a pointer to a struct scroll_bar. */ |
35e5240a | 819 | #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec)) |
4e027793 JB |
820 | |
821 | ||
822 | /* Building a 32-bit C integer from two 16-bit lisp integers. */ | |
a3c87d4e | 823 | #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low)) |
4e027793 JB |
824 | |
825 | /* Setting two lisp integers to the low and high words of a 32-bit C int. */ | |
a3c87d4e | 826 | #define SCROLL_BAR_UNPACK(low, high, int32) \ |
df0f379b KH |
827 | (XSETINT ((low), (int32) & 0xffff), \ |
828 | XSETINT ((high), ((int32) >> 16) & 0xffff)) | |
4e027793 JB |
829 | |
830 | ||
a3c87d4e JB |
831 | /* Extract the X window id of the scroll bar from a struct scroll_bar. */ |
832 | #define SCROLL_BAR_X_WINDOW(ptr) \ | |
833 | ((Window) SCROLL_BAR_PACK ((ptr)->x_window_low, (ptr)->x_window_high)) | |
4e027793 | 834 | |
a3c87d4e JB |
835 | /* Store a window id in a struct scroll_bar. */ |
836 | #define SET_SCROLL_BAR_X_WINDOW(ptr, id) \ | |
837 | (SCROLL_BAR_UNPACK ((ptr)->x_window_low, (ptr)->x_window_high, (int) id)) | |
4e027793 | 838 | |
ae4a31d9 GM |
839 | /* Extract the X widget of the scroll bar from a struct scroll_bar. |
840 | XtWindowToWidget should be fast enough since Xt uses a hash table | |
841 | to map windows to widgets. */ | |
842 | ||
843 | #define SCROLL_BAR_X_WIDGET(dpy, ptr) \ | |
844 | XtWindowToWidget (dpy, SCROLL_BAR_X_WINDOW (ptr)) | |
a8cc2c53 GM |
845 | |
846 | /* Store a widget id in a struct scroll_bar. */ | |
ae4a31d9 GM |
847 | |
848 | #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \ | |
849 | do { \ | |
850 | Window window = XtWindow (w); \ | |
851 | SET_SCROLL_BAR_X_WINDOW (ptr, window); \ | |
852 | } while (0) | |
4e027793 | 853 | |
c8e3cbe0 | 854 | |
a3c87d4e | 855 | /* Return the inside width of a vertical scroll bar, given the outside |
4e027793 | 856 | width. */ |
aa5abbc0 RS |
857 | #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \ |
858 | ((width) \ | |
859 | - VERTICAL_SCROLL_BAR_LEFT_BORDER \ | |
860 | - VERTICAL_SCROLL_BAR_RIGHT_BORDER \ | |
36fe2f9a | 861 | - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2) |
c8e3cbe0 | 862 | |
4e027793 JB |
863 | /* Return the length of the rectangle within which the top of the |
864 | handle must stay. This isn't equivalent to the inside height, | |
177c0ea7 | 865 | because the scroll bar handle has a minimum height. |
4e027793 | 866 | |
a3c87d4e JB |
867 | This is the real range of motion for the scroll bar, so when we're |
868 | scaling buffer positions to scroll bar positions, we use this, not | |
869 | VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */ | |
aa5abbc0 RS |
870 | #define VERTICAL_SCROLL_BAR_TOP_RANGE(f, height) \ |
871 | (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE) | |
4e027793 | 872 | |
a3c87d4e JB |
873 | /* Return the inside height of vertical scroll bar, given the outside |
874 | height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */ | |
aa5abbc0 | 875 | #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f, height) \ |
a3c87d4e | 876 | ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER) |
4e027793 JB |
877 | |
878 | ||
a3c87d4e | 879 | /* Border widths for scroll bars. |
4e027793 | 880 | |
a3c87d4e | 881 | Scroll bar windows don't have any X borders; their border width is |
4e027793 JB |
882 | set to zero, and we redraw borders ourselves. This makes the code |
883 | a bit cleaner, since we don't have to convert between outside width | |
884 | (used when relating to the rest of the screen) and inside width | |
a3c87d4e | 885 | (used when sizing and drawing the scroll bar window itself). |
4e027793 | 886 | |
eb8c3be9 | 887 | The handle moves up and down/back and forth in a rectangle inset |
a3c87d4e JB |
888 | from the edges of the scroll bar. These are widths by which we |
889 | inset the handle boundaries from the scroll bar edges. */ | |
890 | #define VERTICAL_SCROLL_BAR_LEFT_BORDER (2) | |
d68eb3a2 | 891 | #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (2) |
a3c87d4e JB |
892 | #define VERTICAL_SCROLL_BAR_TOP_BORDER (2) |
893 | #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (2) | |
4e027793 | 894 | |
a3c87d4e JB |
895 | /* Minimum lengths for scroll bar handles, in pixels. */ |
896 | #define VERTICAL_SCROLL_BAR_MIN_HANDLE (5) | |
c8e3cbe0 | 897 | |
36fe2f9a | 898 | /* Trimming off a few pixels from each side prevents |
aa5abbc0 | 899 | text from glomming up against the scroll bar */ |
056e4a0a | 900 | #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0) |
aa5abbc0 | 901 | |
c8e3cbe0 | 902 | \f |
e43bd4f5 PJ |
903 | /* If a struct input_event has a kind which is SELECTION_REQUEST_EVENT |
904 | or SELECTION_CLEAR_EVENT, then its contents are really described | |
c352056c RS |
905 | by this structure. */ |
906 | ||
e43bd4f5 | 907 | /* For an event of kind SELECTION_REQUEST_EVENT, |
d601ce45 RS |
908 | this structure really describes the contents. |
909 | **Don't make this struct longer!** | |
910 | If it overlaps the frame_or_window field of struct input_event, | |
911 | that will cause GC to crash. */ | |
c352056c RS |
912 | struct selection_input_event |
913 | { | |
914 | int kind; | |
915 | Display *display; | |
beaff27b RS |
916 | /* We spell it with an "o" here because X does. */ |
917 | Window requestor; | |
c352056c RS |
918 | Atom selection, target, property; |
919 | Time time; | |
920 | }; | |
921 | ||
922 | #define SELECTION_EVENT_DISPLAY(eventp) \ | |
923 | (((struct selection_input_event *) (eventp))->display) | |
beaff27b RS |
924 | /* We spell it with an "o" here because X does. */ |
925 | #define SELECTION_EVENT_REQUESTOR(eventp) \ | |
926 | (((struct selection_input_event *) (eventp))->requestor) | |
c352056c RS |
927 | #define SELECTION_EVENT_SELECTION(eventp) \ |
928 | (((struct selection_input_event *) (eventp))->selection) | |
929 | #define SELECTION_EVENT_TARGET(eventp) \ | |
930 | (((struct selection_input_event *) (eventp))->target) | |
931 | #define SELECTION_EVENT_PROPERTY(eventp) \ | |
932 | (((struct selection_input_event *) (eventp))->property) | |
933 | #define SELECTION_EVENT_TIME(eventp) \ | |
934 | (((struct selection_input_event *) (eventp))->time) | |
bf489d26 JB |
935 | |
936 | \f | |
ec5d8db7 | 937 | struct window; |
a8cc2c53 GM |
938 | struct glyph_matrix; |
939 | struct frame; | |
ec5d8db7 | 940 | struct input_event; |
a6ce5540 GM |
941 | struct face; |
942 | struct image; | |
ec5d8db7 | 943 | |
a8cc2c53 GM |
944 | /* From xselect.c. */ |
945 | ||
946 | void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
947 | void x_handle_property_notify P_ ((XPropertyEvent *)); | |
948 | ||
949 | /* From xfns.c. */ | |
950 | ||
a8cc2c53 GM |
951 | Lisp_Object display_x_get_resource P_ ((struct x_display_info *, |
952 | Lisp_Object, Lisp_Object, | |
953 | Lisp_Object, Lisp_Object)); | |
954 | struct frame *check_x_frame P_ ((Lisp_Object)); | |
955 | EXFUN (Fx_display_color_p, 1); | |
956 | EXFUN (Fx_display_grayscale_p, 1); | |
bd637d69 | 957 | extern void x_free_gcs P_ ((struct frame *)); |
a8cc2c53 GM |
958 | |
959 | /* From xrdb.c. */ | |
960 | ||
a8cc2c53 GM |
961 | char *x_get_customization_string P_ ((XrmDatabase, char *, char *)); |
962 | XrmDatabase x_load_resources P_ ((Display *, char *, char *, char *)); | |
963 | int x_get_resource P_ ((XrmDatabase, char *, char *, | |
964 | XrmRepresentation, XrmValue *)); | |
965 | void x_delete_display P_ ((struct x_display_info *)); | |
966 | void x_make_frame_visible P_ ((struct frame *)); | |
967 | void x_iconify_frame P_ ((struct frame *)); | |
968 | void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
a8cc2c53 GM |
969 | int x_text_icon P_ ((struct frame *, char *)); |
970 | int x_bitmap_icon P_ ((struct frame *, Lisp_Object)); | |
971 | void x_set_window_size P_ ((struct frame *, int, int, int)); | |
972 | void x_wm_set_window_state P_ ((struct frame *, int)); | |
55115f09 | 973 | int x_alloc_nearest_color P_ ((struct frame *, Colormap, XColor *)); |
a8cc2c53 | 974 | |
ec5d8db7 AS |
975 | /* Defined in xterm.c */ |
976 | ||
977 | extern void cancel_mouse_face P_ ((struct frame *)); | |
978 | extern void x_scroll_bar_clear P_ ((struct frame *)); | |
ec5d8db7 AS |
979 | extern int x_text_icon P_ ((struct frame *, char *)); |
980 | extern int x_bitmap_icon P_ ((struct frame *, Lisp_Object)); | |
9ba8e10d | 981 | extern void x_catch_errors P_ ((Display *)); |
ec5d8db7 AS |
982 | extern void x_check_errors P_ ((Display *, char *)); |
983 | extern int x_had_errors_p P_ ((Display *)); | |
bdf1cc73 | 984 | extern int x_catching_errors P_ ((void)); |
4545fa20 | 985 | extern void x_uncatch_errors P_ ((void)); |
bdf1cc73 JD |
986 | extern void x_clear_errors P_ ((Display *)); |
987 | extern void x_fully_uncatch_errors P_ ((void)); | |
ec5d8db7 AS |
988 | extern void x_set_window_size P_ ((struct frame *, int, int, int)); |
989 | extern void x_set_mouse_position P_ ((struct frame *, int, int)); | |
990 | extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int)); | |
991 | extern void x_raise_frame P_ ((struct frame *)); | |
992 | extern void x_lower_frame P_ ((struct frame *)); | |
993 | extern void x_make_frame_visible P_ ((struct frame *)); | |
994 | extern void x_make_frame_invisible P_ ((struct frame *)); | |
995 | extern void x_iconify_frame P_ ((struct frame *)); | |
6dec8d78 | 996 | extern void x_free_frame_resources P_ ((struct frame *)); |
ec5d8db7 AS |
997 | extern void x_destroy_window P_ ((struct frame *)); |
998 | extern void x_wm_set_size_hint P_ ((struct frame *, long, int)); | |
999 | extern void x_wm_set_window_state P_ ((struct frame *, int)); | |
1000 | extern void x_wm_set_icon_pixmap P_ ((struct frame *, int)); | |
ec5d8db7 AS |
1001 | extern void x_delete_display P_ ((struct x_display_info *)); |
1002 | extern void x_initialize P_ ((void)); | |
5c14c2b9 | 1003 | extern unsigned long x_copy_color P_ ((struct frame *, unsigned long)); |
88453ab4 GM |
1004 | #ifdef USE_X_TOOLKIT |
1005 | extern XtAppContext Xt_app_con; | |
bdf1cc73 JD |
1006 | extern int x_alloc_lighter_color_for_widget __P ((Widget, Display*, Colormap, |
1007 | unsigned long *, | |
1008 | double, int)); | |
98a20c65 | 1009 | extern void x_activate_timeout_atimer P_ ((void)); |
88453ab4 | 1010 | #endif |
70772ed1 GM |
1011 | extern void x_query_colors P_ ((struct frame *f, XColor *, int)); |
1012 | extern void x_query_color P_ ((struct frame *f, XColor *)); | |
4629a73a | 1013 | extern void x_clear_area P_ ((Display *, Window, int, int, int, int, int)); |
43f15d4a | 1014 | extern void set_vertical_scroll_bar P_ ((struct window *)); |
ec5d8db7 | 1015 | |
1fcfb866 | 1016 | extern int x_dispatch_event P_ ((XEvent *, Display *)); |
d39f8cb6 JD |
1017 | extern unsigned int x_x_to_emacs_modifiers P_ ((struct x_display_info *, |
1018 | unsigned)); | |
d517010a | 1019 | |
ec5d8db7 AS |
1020 | /* Defined in xselect.c */ |
1021 | ||
1022 | extern void x_handle_property_notify P_ ((XPropertyEvent *)); | |
1023 | extern void x_handle_selection_notify P_ ((XSelectionEvent *)); | |
cc68f410 | 1024 | extern void x_handle_selection_event P_ ((struct input_event *)); |
ec5d8db7 AS |
1025 | extern void x_clear_frame_selections P_ ((struct frame *)); |
1026 | ||
8998a957 JD |
1027 | extern int x_handle_dnd_message P_ ((struct frame *, |
1028 | XClientMessageEvent *, | |
1029 | struct x_display_info *, | |
1030 | struct input_event *bufp)); | |
1031 | extern int x_check_property_data P_ ((Lisp_Object)); | |
1032 | extern void x_fill_property_data P_ ((Display *, | |
1033 | Lisp_Object, | |
1034 | void *, | |
1035 | int)); | |
1036 | extern Lisp_Object x_property_data_to_lisp P_ ((struct frame *, | |
1037 | unsigned char *, | |
1038 | Atom, | |
1039 | int, | |
1040 | unsigned long)); | |
1041 | ||
ec5d8db7 AS |
1042 | /* Defined in xfns.c */ |
1043 | ||
8998a957 | 1044 | extern struct x_display_info * check_x_display_info P_ ((Lisp_Object frame)); |
ec5d8db7 | 1045 | extern int have_menus_p P_ ((void)); |
adbb56cb JB |
1046 | |
1047 | #ifdef USE_GTK | |
1048 | extern int xg_set_icon P_ ((struct frame *, Lisp_Object)); | |
f15bae43 | 1049 | extern int xg_set_icon_from_xpm_data P_ ((struct frame *, char**)); |
adbb56cb JB |
1050 | #endif /* USE_GTK */ |
1051 | ||
ec5d8db7 | 1052 | extern void x_real_positions P_ ((struct frame *, int *, int *)); |
ec5d8db7 AS |
1053 | extern int defined_color P_ ((struct frame *, char *, XColor *, int)); |
1054 | extern void x_set_border_pixel P_ ((struct frame *, int)); | |
1055 | extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
1056 | extern void x_implicitly_set_name P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
c27ed90a | 1057 | extern void xic_free_xfontset P_ ((struct frame *)); |
1c815a24 GM |
1058 | extern void create_frame_xic P_ ((struct frame *)); |
1059 | extern void destroy_frame_xic P_ ((struct frame *)); | |
1060 | extern void xic_set_preeditarea P_ ((struct window *, int, int)); | |
1061 | extern void xic_set_statusarea P_ ((struct frame *)); | |
1062 | extern void xic_set_xfontset P_ ((struct frame *, char *)); | |
ec5d8db7 AS |
1063 | extern int x_pixel_width P_ ((struct frame *)); |
1064 | extern int x_pixel_height P_ ((struct frame *)); | |
1065 | extern int x_char_width P_ ((struct frame *)); | |
1066 | extern int x_char_height P_ ((struct frame *)); | |
1067 | extern int x_screen_planes P_ ((struct frame *)); | |
1068 | extern void x_sync P_ ((struct frame *)); | |
0385e83d DL |
1069 | extern int x_defined_color P_ ((struct frame *, char *, XColor *, int)); |
1070 | #ifdef HAVE_X_I18N | |
1071 | extern void free_frame_xic P_ ((struct frame *)); | |
1072 | #endif | |
1073 | extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object)); | |
ec5d8db7 AS |
1074 | |
1075 | /* Defined in xfaces.c */ | |
a8cc2c53 | 1076 | |
ec5d8db7 AS |
1077 | extern int compute_glyph_face P_ ((struct frame *, int, int)); |
1078 | extern int compute_glyph_face_1 P_ ((struct frame *, Lisp_Object, int)); | |
4c175203 GM |
1079 | extern void x_free_dpy_colors P_ ((Display *, Screen *, Colormap, |
1080 | unsigned long *, int)); | |
ec5d8db7 AS |
1081 | |
1082 | /* Defined in xmenu.c */ | |
a8cc2c53 | 1083 | |
b3935289 JD |
1084 | extern void x_menu_set_in_use P_ ((int)); |
1085 | extern void x_menu_wait_for_event P_ ((void *data)); | |
ec5d8db7 AS |
1086 | extern void x_activate_menubar P_ ((struct frame *)); |
1087 | extern int popup_activated P_ ((void)); | |
1088 | extern void initialize_frame_menubar P_ ((struct frame *)); | |
1ab538c8 | 1089 | extern void free_frame_menubar P_ ((struct frame *)); |
ec5d8db7 AS |
1090 | |
1091 | /* Defined in widget.c */ | |
a8cc2c53 | 1092 | |
09ba2aa0 | 1093 | #ifdef USE_X_TOOLKIT |
ec5d8db7 | 1094 | extern void widget_store_internal_border P_ ((Widget)); |
09ba2aa0 | 1095 | #endif |
3cf9b89e JD |
1096 | |
1097 | /* Defined in xsmfns.c */ | |
1098 | #ifdef HAVE_X_SM | |
231d6cfb | 1099 | extern void x_session_initialize P_ ((struct x_display_info *dpyinfo)); |
b5f2e4cd | 1100 | extern int x_session_check_input P_ ((struct input_event *bufp)); |
3cf9b89e JD |
1101 | extern int x_session_have_connection P_ ((void)); |
1102 | #endif | |
fde8984c KS |
1103 | |
1104 | #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0 | |
1105 | #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0 | |
1106 | ||
1107 | #define STORE_XCHAR2B(chp, b1, b2) \ | |
1108 | ((chp)->byte1 = (b1), (chp)->byte2 = (b2)) | |
1109 | ||
1110 | #define XCHAR2B_BYTE1(chp) \ | |
1111 | ((chp)->byte1) | |
1112 | ||
1113 | #define XCHAR2B_BYTE2(chp) \ | |
1114 | ((chp)->byte2) | |
1115 | ||
4612b155 KS |
1116 | |
1117 | #define STORE_NATIVE_RECT(nr,rx,ry,rwidth,rheight) \ | |
1118 | ((nr).x = (rx), \ | |
1119 | (nr).y = (ry), \ | |
1120 | (nr).width = (rwidth), \ | |
1121 | (nr).height = (rheight)) | |
ab5796a9 MB |
1122 | |
1123 | /* arch-tag: 78a7972a-b18f-4694-861a-0780c4b3090e | |
1124 | (do not change this comment) */ |